GKFix MCQ Question

Which of the following is a weaker reducing agent than aluminum?

• A. Mg2+ + 2e– → Mg(s) –2.36
• B. Na+ + e– → Na(s) –2.71
• C. Zn2+ + 2e– → Zn(s) –0.76
• D. Ca2+ + 2e– → Ca(s) –2.87